CN213157483U

CN213157483U - Multifunctional knee joint rehabilitation equipment

Info

Publication number: CN213157483U
Application number: CN202021515311.9U
Authority: CN
Inventors: 赵东亮; 陈皓宇; 申晟
Original assignee: HENAN ORTHOPEDIC-TRAUMATOLOGY RESEARCH INSTITUTE
Current assignee: HENAN ORTHOPEDIC-TRAUMATOLOGY RESEARCH INSTITUTE
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-05-11
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses a multi-functional knee joint rehabilitation equipment, including bearing the frame, it is provided with the cushion to bear the frame surface, it installs angularly adjustable back through the damping axle rotation to bear the frame tip, it keeps away from to bear the frame the tip of back is rotated and is installed the drive shaft, the both ends of drive shaft are connected with the rotary rod, the rotary rod is kept away from the foot's back shaft is installed to the tip of drive shaft, bear the inside drive that is used for of being provided with of frame the rotatory drive assembly of drive shaft. Has the advantages that: can assist the patient to carry out training such as straight leg is raised, the seat is stretched the knee, is pronated and bends the knee, need not medical personnel supplementary, has reduced the cost of seeking medical advice, and the function is various, excellent in use effect.

Description

Multifunctional knee joint rehabilitation equipment

Technical Field

The utility model relates to a knee joint rehabilitation device technical field, concretely relates to multi-functional knee joint rehabilitation equipment.

Background

Osteoarthritis, also known as osteoarthrosis or degenerative arthritis, is the most common osteoarticular disease of the elderly. The functional exercise is a method for preventing and treating certain injury diseases through limb movement and helping the functional recovery of the body, and the method is commonly used in modern rehabilitation medicine, and comprises knee joint slight flexion and extension movement, quadriceps contraction exercise, pedaling exercise, unweighted straight leg lifting exercise and the like. However, the current functional training needs the assistance of medical staff, increases the labor capacity of the medical staff, and increases the medical cost of the patient, so that the knee joint rehabilitation equipment is needed for the patient to perform the functional training of the knee joint.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional knee joint rehabilitation equipment just lies in order to solve above-mentioned problem to solve among the prior art present function training and need medical personnel supplementary going on, increased medical personnel's the amount of labour, increased patient's technical problem such as cost of seeking medical advice simultaneously. The utility model provides an among a great deal of technical scheme preferred technical scheme can assist the patient to carry out straight leg and raise, the seat stretches the knee, pronates training such as knee, need not that medical personnel are supplementary, has reduced the cost of seeking medical advice, and the function is various, and technological effect such as excellent in use effect sees the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of multi-functional knee joint rehabilitation equipment, including bearing the frame, it is provided with the cushion to bear the frame surface, it installs angularly adjustable back through the damping axle rotation to bear the frame tip, it keeps away from to bear the frame the tip of back is rotated and is installed the drive shaft, the both ends of drive shaft are connected with the rotary rod, the rotary rod is kept away from the foot back shaft is installed to the tip of drive shaft, bear the inside drive that is used for of being provided with of frame the rotatory drive assembly of drive shaft.

By adopting the multifunctional knee joint rehabilitation equipment, when functional exercise is performed, adjustment is performed according to exercise items required by a patient, when straight leg raising training is required, the backrest is adjusted to the horizontal position, the driving assembly drives the driving shaft to rotate, so that the rotating rod is in the horizontal state, the device is in a massage bed shape, the patient adopts the supine position, the ankle joint is placed on the foot supporting shaft, the driving assembly drives the rotating rod to rotate upwards through the driving shaft, after a period of time, the rotating rod is restored to the horizontal state, and the movement is repeated, so that the exercise on the hip joint of the patient is realized; when a sitting and knee stretching training is required, the rotary rod is in a natural downward vertical state, the angle of the backrest is adjusted, the device is in a seat shape, a patient adopts a sitting posture, the ankle joint of the patient is supported by the foot supporting shaft, and the driving shaft is driven by the driving assembly to rotate in a reciprocating manner, so that the reciprocating swing of the rotary rod is realized, and the knee joint of the patient is exercised; when the prone knee bending training is required, the device is in a massage bed shape, the patient adopts the prone position, the ankle joint of the patient is supported by the foot supporting shaft, the driving assembly drives the rotating rod to rotate upwards through the driving shaft, after the rotating rod stays for a period of time, the rotating rod is restored to the horizontal state, the movement is repeated, and the prone knee bending training is realized; the device can assist the patient to carry out training such as straight leg is raised, the seat stretches the knee, pronates and bends the knee, need not medical personnel supplementary, has reduced the cost of seeking medical advice, and the function is various, excellent in use effect.

Preferably, drive assembly includes driving shaft, first driven shaft and first driven pulley, first driven pulley installs the drive shaft outside, the driving shaft with first driven shaft rotates to be installed bear the inside of frame, first driven shaft is on a parallel with the drive shaft, the driving shaft perpendicular to first driven shaft, bear the interior bottom surface mounting of frame and have driving motor, driving motor's output with the driving shaft is connected, the driving shaft middle part is provided with the worm, first driven shaft is close to the worm wheel is installed to the tip of driving shaft, the worm wheel with the worm meshes mutually, driving pulley is installed in the first driven shaft outside, driving pulley with the transmission is connected with driving belt between the first driven pulley.

Preferably, a second driven shaft is rotatably mounted inside the bearing frame, the second driven shaft is parallel to the first driven shaft, a second driven belt wheel is mounted on the outer side of the second driven shaft, the second driven belt wheel is meshed with the transmission belt, and a rotary encoder is mounted at the end of the second driven shaft.

Preferably, the first driven shaft is located between the worm wheel and the first driven pulley and is of a two-section structure, and an electronic clutch is mounted between the two-section structure.

Preferably, the end part of the first driven shaft, which is far away from the worm wheel, is provided with a magnetic powder brake.

Preferably, the rotary rod side is provided with a first adjusting groove and a second adjusting groove in a penetrating manner, the first adjusting groove is close to the bearing frame, the end part of the foot supporting shaft is connected with a connecting plate, the side surface of the connecting plate is provided with a positioning groove in a penetrating manner, the connecting plate is connected with the second adjusting groove through a bolt and a nut, and the positioning groove is connected with the first adjusting groove through a bolt and a nut.

Preferably, the two rotating rods are provided with leg support blocks on the opposite surfaces.

Preferably, the leg support block is connected to the first adjustment groove and the second adjustment groove by bolts and nuts.

Preferably, a pillow is mounted on a side surface of the backrest, which is far away from the seat cushion.

Preferably, a support frame is rotatably mounted on the back side of the backrest.

Has the advantages that: can assist the patient to carry out training such as straight leg is raised, the seat is stretched the knee, is pronated and bends the knee, need not medical personnel supplementary, has reduced the cost of seeking medical advice, and the function is various, excellent in use effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a rear view of FIG. 1;

FIG. 3 is an enlarged schematic view of the drive assembly;

fig. 4 is a schematic view of the mounting structure of the foot supporting shaft.

The reference numerals are explained below:

1. a carrier; 2. a drive shaft; 3. rotating the rod; 301. a first regulating groove; 302. a second regulating groove; 4. a foot support shaft; 401. a connecting plate; 402. positioning a groove; 5. a leg support block; 6. a cushion; 7. a backrest; 8. a pillow pad; 9. a drive assembly; 901. a drive motor; 902. a drive shaft; 903. a worm; 904. a worm gear; 905. a first driven shaft; 906. a driving pulley; 907. a drive belt; 908. a second driven shaft; 909. a second driven pulley; 910. a rotary encoder; 911. a first driven pulley; 912. a magnetic powder brake; 913. an electronic clutch; 10. a support frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a multi-functional knee joint rehabilitation equipment, including bearing frame 1, bear 1 the surface and be provided with cushion 6, bear 1 tip and rotate through the damping axle and install angularly adjustable back 7, bear 1 the tip of keeping away from back 7 and rotate and install drive shaft 2, the both ends of drive shaft 2 are connected with rotary rod 3, the tip that drive shaft 2 was kept away from to rotary rod 3 is installed foot's back shaft 4, bear 1 inside being provided with of frame and be used for driving the rotatory drive assembly 9 of drive shaft 2.

As an alternative embodiment, the driving assembly 9 includes a driving shaft 902, a first driven shaft 905 and a first driven pulley 911, the first driven pulley 911 is installed outside the driving shaft 2, the driving shaft 902 and the first driven shaft 905 are rotatably installed inside the bearing frame 1, the first driven shaft 905 is parallel to the driving shaft 2, the driving shaft 902 is perpendicular to the first driven shaft 905, a driving motor 901 is installed on the inner bottom surface of the bearing frame 1, the output end of the driving motor 901 is connected with the driving shaft 902, a worm 903 is arranged in the middle of the driving shaft 902, a worm wheel 904 is installed at the end of the first driven shaft 905 close to the driving shaft 902, the worm wheel 904 is engaged with the worm 903, a driving pulley 906 is installed outside the first driven shaft 905, a transmission belt 907 is connected between the driving pulley 906 and the first driven pulley 911, the driving motor 901 drives the driving shaft 902 to, the first driven shaft 905 is driven to rotate, and the driving shaft 2 is driven to rotate by meshing transmission of the driving pulley 906, the transmission belt 907, and the first driven pulley 911.

A second driven shaft 908 is rotatably arranged in the bearing frame 1, the second driven shaft 908 is parallel to the first driven shaft 905, a second driven belt wheel 909 is arranged on the outer side of the second driven shaft 908, the second driven belt wheel 909 is meshed with a transmission belt 907, and a rotary encoder 910 is arranged at the end part of the second driven shaft 908.

The first driven shaft 905 is located between the worm wheel 904 and the first driven belt wheel 911 to form a two-stage structure, and the electronic clutch 913 is installed between the two stages of structures, so that the electronic clutch 913 can cut off the accompanying rotation of the first driven shaft 905 and the worm wheel 904, when the electronic clutch 913 is closed, the first driven shaft 905 rotates along with the worm wheel 904, the device is in a driving state, a patient can train without exerting force, when the electronic clutch 913 is disconnected, the first driven shaft 905 does not rotate along with the worm wheel 904, the patient can train with self-exerting force, and therefore the mode conversion of the passive training and the driving training of the device is achieved.

The end of the first driven shaft 905 remote from the worm wheel 904 is fitted with a magnetic particle brake 912, arranged to provide damping through the magnetic particle brake 912 when the device is in active training mode, to help improve the training effect.

3 sides of rotary rod run through and are provided with first adjustment tank 301 and second adjustment tank 302, first adjustment tank 301 is close to and bears a frame 1, 4 end connection of foot's back shaft has connecting plate 401, connecting plate 401 side runs through and is provided with constant head tank 402, connecting plate 401 is connected with second adjustment tank 302 through bolt and nut, constant head tank 402 is connected with first adjustment tank 301 through bolt and nut, set up like this, can realize the mounted position and the installation angle regulation of foot's back shaft 4, satisfy different patients ' user demand.

Leg supporting blocks 5 are all installed to the face in opposite directions of two rotary rods 3, set up like this, support patient's shank through leg supporting block 5, guarantee patient's comfort level.

The leg supporting block 5 is connected with the first adjusting groove 301 and the second adjusting groove 302 through bolts and nuts, so that the angle supporting block can be adjusted conveniently according to the position of the corner supporting block, and the use requirements of different patients are met.

The side of the backrest 7 far away from the cushion 6 is provided with a pillow 8.

The back support 7 is rotatably provided with the support frame 10 at the back side, and the support frame 10 is rotated to support the back support 7 through the support frame 10 when the device is in a massage bed shape, so that the stability of the back support 7 is ensured.

Preferably, the bottom surface of the bearing frame 1 is provided with a self-locking universal wheel, so that the device can be moved and fixed conveniently, and the use flexibility is improved.

By adopting the structure, when functional exercise is performed, the exercise items required by a patient are adjusted, when straight leg raising training is required, the backrest 7 is adjusted to be in a horizontal position, the driving shaft 2 is driven to rotate through the driving assembly 9, the rotary rod 3 is in a horizontal state, the device is in a massage bed state, the patient adopts a supine position, the ankle joint is placed on the foot supporting shaft 4, the driving assembly 9 drives the rotary rod 3 to rotate upwards through the driving shaft 2, after the rotation is stopped for a period of time, the rotary rod 3 is restored to the horizontal state, the movement is repeated, and the exercise of the hip joint of the patient is realized; when a sitting and knee stretching training is required, the rotary rod 3 is in a natural downward vertical state, the angle of the backrest 7 is adjusted, the device is in a seat shape, a patient adopts a sitting posture, the ankle joint of the patient is supported by the foot support shaft 4, and the drive shaft 2 is driven to rotate in a reciprocating manner by the drive assembly 9, so that the reciprocating swing of the rotary rod 3 is realized, and the knee joint of the patient is exercised; when the prone knee bending training is required, the device is in a massage bed shape, the patient adopts the prone position, the ankle joint of the patient is supported through the foot supporting shaft 4, the driving assembly 9 drives the rotating rod 3 to rotate upwards through the driving shaft 2, after the rotating rod 3 stays for a period of time, the rotating rod 3 is restored to the horizontal state, the movement is repeated, and the prone knee bending training is realized; the device can assist the patient to carry out training such as straight leg is raised, the seat stretches the knee, pronates and bends the knee, need not medical personnel supplementary, has reduced the cost of seeking medical advice, and the function is various, excellent in use effect.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A multi-functional knee joint rehabilitation equipment which characterized in that: including bearing frame (1), bear frame (1) surface and be provided with cushion (6), bear frame (1) tip and rotate through the damping axle and install angle adjustable back (7), bear frame (1) and keep away from the tip of back (7) rotates installs drive shaft (2), the both ends of drive shaft (2) are connected with rotary rod (3), keep away from rotary rod (3) foot back shaft (4) are installed to the tip of drive shaft (2), bear frame (1) inside being provided with and be used for the drive shaft (2) rotatory drive assembly (9).

2. The multifunctional knee joint rehabilitation apparatus according to claim 1, wherein: the driving assembly (9) comprises a driving shaft (902), a first driven shaft (905) and a first driven pulley (911), the first driven pulley (911) is installed on the outer side of the driving shaft (2), the driving shaft (902) and the first driven shaft (905) are rotatably installed inside the bearing frame (1), the first driven shaft (905) is parallel to the driving shaft (2), the driving shaft (902) is perpendicular to the first driven shaft (905), a driving motor (901) is installed on the inner bottom surface of the bearing frame (1), the output end of the driving motor (901) is connected with the driving shaft (902), a worm (903) is arranged in the middle of the driving shaft (902), a worm wheel (904) is installed at the end part, close to the driving shaft (902), of the first driven shaft (905), and the worm wheel (904) is meshed with the worm (903), a driving belt wheel (906) is installed on the outer side of the first driven shaft (905), and a transmission belt (907) is connected between the driving belt wheel (906) and the first driven belt wheel (911) in a transmission mode.

3. The multifunctional knee joint rehabilitation apparatus according to claim 2, wherein: a second driven shaft (908) is rotatably installed in the bearing frame (1), the second driven shaft (908) is parallel to the first driven shaft (905), a second driven belt wheel (909) is installed on the outer side of the second driven shaft (908), the second driven belt wheel (909) is meshed with the transmission belt (907), and a rotary encoder (910) is installed at the end of the second driven shaft (908).

4. The multifunctional knee joint rehabilitation apparatus according to claim 2, wherein: the first driven shaft (905) is located be two sections structures between worm wheel (904) and first driven pulley (911), and installs electron clutch (913) between two sections structures.

5. The multifunctional knee joint rehabilitation apparatus according to claim 4, wherein: and a magnetic powder brake (912) is installed at the end part of the first driven shaft (905) far away from the worm wheel (904).

6. The multifunctional knee joint rehabilitation apparatus according to claim 1, wherein: rotating rod (3) side is run through and is provided with first adjustment tank (301) and second adjustment tank (302), first adjustment tank (301) are close to bear frame (1), foot back shaft (4) end connection has connecting plate (401), connecting plate (401) side is run through and is provided with constant head tank (402), connecting plate (401) through bolt and nut with second adjustment tank (302) are connected, constant head tank (402) through bolt and nut with first adjustment tank (301) are connected.

7. The multifunctional knee joint rehabilitation apparatus according to claim 6, wherein: leg supporting blocks (5) are mounted on the opposite surfaces of the two rotating rods (3).

8. The multifunctional knee joint rehabilitation apparatus according to claim 7, wherein: the leg support block (5) is connected with the first adjusting groove (301) and the second adjusting groove (302) through bolts and nuts.

9. The multifunctional knee joint rehabilitation apparatus according to claim 1, wherein: and a pillow (8) is arranged on the side surface of the backrest (7) far away from the cushion (6).

10. The multifunctional knee joint rehabilitation apparatus according to claim 9, wherein: the back (7) is rotatably provided with a support frame (10).